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if it fails or trips frequently
OEM Standards: Manufactured by Nortek Global HVAC to ensure direct fitment and performance matching with Intertherm
This HVAC pneumatic relay offers a field-adjustable setpoint range of 2 to 20 psig with a fixed differential of 2 psi
Includes high-tensile stainless steel springs for reliable plunger return and consistent cycling
Engineered to monitor internal heat exchanger and burner temperatures
Lennox 80W58 Pressure Switch 340793-762 if it fails or tripsFor service calls involving intermittent furnace shutdowns or inducer blower faults, the Lennox 80W58 Pressure Switch is the direct OEM replacement engineered to maintain system integrity. This single stage air pressure switch features a precise . 75" WC factory setpoint, critical for verifying proper draft and venting before the ignition sequence begins. Designed for compatibility with high efficiency Lennox, Armstrong, and Ducane gas furnaces, this
US$ 412.50
US$ 193.33